en más de una ocasión

= on more than one occasion, in more than one instance, in more than one occasion

Ex. She enjoyed pointing out on more than one occasion that he had demonstrated an IQ of 145, thus placing him intellectually far ahead of his co-students.

Ex. They not only liked her, opened up to her, and flirted with her but, in more than one instance, fell in love and/or had affairs with her.

Ex. In more than one occasion he exposed himself to enemy fire and grenades by covering the bodies of those whom he was aiding with his own.

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= on more than one occasion, in more than one instance, in more than one occasion

Ex: She enjoyed pointing out on more than one occasion that he had demonstrated an IQ of 145, thus placing him intellectually far ahead of his co-students.

Ex: They not only liked her, opened up to her, and flirted with her but, in more than one instance, fell in love and/or had affairs with her.

Ex: In more than one occasion he exposed himself to enemy fire and grenades by covering the bodies of those whom he was aiding with his own.